Abstract: A HARQ-ACK transmission method includes receiving, by a terminal, scheduling information sent by a network-side device; and in a case that the terminal determines, based on the scheduling information, that a first HARQ-ACK is triggered and that a second HARQ-ACK and the first HARQ-ACK are fed back within a same time unit, feeding back, by the terminal, the first HARQ-ACK and/or the second HARQ-ACK to the network-side device, where the second HARQ-ACK is a first feedback of a HARQ-ACK of one or more PDSCHs and/or PDCCHs, and the first HARQ-ACK includes retransmission of a historical HARQ-ACK.

Abstract: Provided are an interaction method and apparatus in a live streaming room, and a device and a storage medium. The method comprises: in response to a trigger operation for a preset duet entry on a live streaming room page, jumping from the live streaming room page to a camera capture page, wherein a host portrait cutout corresponding to the live streaming room page is displayed on the camera capture page and a capture control is provided on the camera capture page acquiring multimedia information captured by a camera, in response to a trigger operation for the capture control on the camera capture page, wherein the multimedia information comprises an image or a video; and synthesizing the multimedia information with the host portrait cutout to obtain a duet multimedia product.

Abstract: In the present disclosure, a method, an apparatus, and a system for collecting carbon using a fuel cell principle are disclosed. More specifically, the carbon capture device may comprise an air cartridge in which a gas including a carbon component is introduced; a fuel cartridge in which a fuel is injected; a fuel cell stack; a fuel supply line for supplying the fuel between the fuel cartridge and the fuel cell stack; and a controller, wherein the fuel cell stack may include: an anode unit including a fuel electrode for performing an oxidation reaction of the fuel supplied from the fuel supply line; a cathode unit including an air electrode for performing a reduction reaction of the gas introduced from the air cartridge; and an electrolyte unit including an electrolyte for transferring metal ions generated by the oxidation reaction of the fuel between the anode unit and the cathode unit. Various embodiments for collecting carbon and generating energy are disclosed.

Abstract: A protective film, a display device including the protective film and a method of manufacturing the protective film are provided. The protective film includes a urethane adhesive layer including a urethane adhesive resin, a base film layer on the urethane adhesive layer, and a hard coating layer on the base film layer and including a fluorine-based photocurable resin and a glycol-based photocurable resin.

Abstract: Provided are a method and apparatus for determining an audio, an electronic device, and a storage medium. The method includes: a chord corresponding to an input audio is determined in response to receiving the input audio; at least one to-be-selected arrangement style is determined according to the chord and/or a melody attribute of the input audio; at least one to-be-selected arrangement template associated with a target arrangement style is displayed based on a trigger operation to the at least one to-be-selected arrangement style; and a target audio is played based on a trigger operation to the at least one to-be-selected arrangement template.

Abstract: A circuit board includes an insulating portion and a pattern portion on the insulating portion. The insulating portion includes a first insulating region and a second insulating region outside the first insulating region and spaced apart from the first insulating region with a separation region therebetween. The pattern portion includes a first pattern portion for signal transmission and a second pattern portion including a dummy pattern separated from the first pattern portion. The first pattern portion includes a first terminal portion on the first insulating region, a second terminal portion on the second insulating region, and a connection portion on the separation region and connecting between the first terminal portion and the second terminal portion. The second pattern portion includes a second-first pattern portion on the first insulating region and a second-second pattern portion on the second insulating region and separated from the second-first pattern portion.

Abstract: An embodiment of a method for controlling a vehicle using a vehicle control apparatus includes determining a main occupant in a situation in which an occupant is in the vehicle, determining whether to change a route based on a conversation between the main occupant and a non-main occupant, a voice of the main occupant, or a facial expression of the main occupant, providing a determination result to the main occupant or the non-main occupant, wherein the determination result is displayed or announced by voice, and driving the vehicle based on the determination result.

Abstract: An automatic sleep stage classification system for reducing the variation in performance between users using a contrastive learning method according to one embodiment of the present invention includes: a user terminal that measures a user's biosignal and preprocesses the user's measured biosignal; and a classification server that receives the user's preprocessed biosignal from the user terminal, extracts the user's unique biosignal feature, extracts a similar feature by comparing the user's extracted unique biosignal feature and the user's biosignal feature for contrastive learning, and classifies sleep stages based on the extracted similar feature, wherein the user's biosignal includes at least one of the user's electroencephalography (EEG), electrooculography (EOG), electrocardiogramalectromyography (EMG), respiratory effort signals, pulse, oxygen saturation (SpO2), and blood flow.

Abstract: A display device includes: a light emitting element on a substrate; a third-first transistor and a third-second transistor connected in series between a gate electrode of the first transistor and a drain electrode of the first transistor; a first metal layer on the substrate and comprising a gate electrode of the third-first transistor and a gate electrode of the third-second transistor; a hydrogen passivation layer on the first metal layer; a semiconductor region of each of a first transistor, the third-first transistor, and the third-second transistor on the hydrogen passivation layer; a gate electrode on the capping layer; a first bias electrode on a same layer as the gate electrode of the first transistor and overlapping the semiconductor region of the third-first transistor; and a second bias electrode on a same layer as the first bias electrode and overlapping the semiconductor region of the third-second transistor.

Abstract: Embodiments of the present disclosure provide a solution for video processing. A method for video processing is proposed. The method comprises: obtaining a first reference picture list (RPL) for a target picture of a video; determining a set of candidate pictures from a plurality of coded pictures of the video, each of the set of candidate pictures having a same temporal layer identity (ID) as the target picture; obtaining a second RPL based on the set of candidate pictures and the first RPL; and performing a conversion between the target picture and a bitstream of the video based on the second RPL. Compared with the conventional solution, the proposed method can advantageously improve the coding efficiency.

Abstract: Provided is a positive electrode active material capable of achieving a lithium secondary battery having excellent initial charge and discharge efficiency, life characteristics, and thermal stability and a preparation method thereof, wherein the positive electrode active material of the present invention includes a core portion including a lithium transition metal oxide wherein a mole ratio of nickel (Ni) in total transition metals is 80 mol % or more, and a layer-structured shell portion formed on the core portion and including a lithium transition metal oxide in which a molar ratio of manganese (Mn) in the total transition metals is 30 mol % or more, and satisfies Equation 1: 0.005 ? Thickness ? of ? the ? shell ? portion ( ?m ) Average ? particle ? diameter ( D 50 ) ? of ? the ? positive ? electrode ? ? active ? material ( ?m ) ? 0.15 .

Abstract: Implementations of the present disclosure disclose a memory controller and a control method thereof, a memory apparatus and a control method thereof, and a memory system and a control method thereof.

Abstract: The present invention relates to a novel triazole derivative or a salt thereof. The triazole derivative or the salt thereof according to the present invention induces or promotes browning of white adipocytes, and differentiates stem cells, embryonic cells, or preadipocytes to brown adipocytes or beige adipocytes. A composition comprising the triazole derivative or the salt thereof according to the present invention can treat, prevent, or alleviate obesity, obesity complications, diabetes, dyslipidemia, fatty liver, hypertension, metabolic syndrome, and insulin resistance syndrome.

Abstract: A receptacle for single-handedly uncapping, recapping and disposing a syringe's needle cap and needle head. The receptacle may include a receptacle unit with first and second ends and a base connected to the second end of the receptacle unit. The receptacle unit may, from its first end to its said second end, a hollow opening. The receptacle unit may, from its first end to its second end, include a wall channel. The wall channel may, at its second end be dimensioned to snugly engage the syringe's needle cap. Additionally, the wall channel may include a device for snuggly engaging a needle cap circumferential ridge and a needle head circumferential ridge.

Abstract: A ventilation system including a ventilator; and an outdoor unit, wherein the ventilator includes a housing including a first intake, a second intake, a first outlet and a second outlet, a plurality of dampers to change flow paths of air flowing through the housing, first and second air blowers, a heat exchanger in the housing, and a processor to control the dampers and first and second air blowers to form a first flow path in which outside air flows through the heat exchanger, or form a second flow path in which room air flows through the heat exchanger, to thereby form a flow path in the ventilator, while air flows through the flow path, control the outdoor unit to form frost on the heat exchanger, and control the outdoor unit to stop operating based on a preset frosting termination condition so that the frost melts to clean the heat exchanger.

Abstract: The present invention provides an apparatus and a method for evaluating performance of a battery and equipment for transporting the battery. The battery performance evaluation apparatus of the present invention includes: a temperature measurement unit for measuring an aging temperature of the battery; a voltage measurement unit for measuring a first open circuit voltage of the battery at the start of aging and measuring a second open circuit voltage of the battery at the end of aging; and a processor for calculating a delta voltage of a voltage drop using a difference between the first open circuit voltage and the second open circuit voltage measured by the voltage measurement unit, and determining normal or defective of the battery based on the delta voltage calculated using the aging temperature measured by the temperature measurement unit and an aging period between measurement times of the first and second open circuit voltage.

Abstract: A method comprises constructing, for a specific activity, a decision model based on action data of one or more actions, each action having an identifier of an activity performed with a computer application, use data being operated on by the computer application, and a timestamp, the decision model including a rule specifying a first activity as a next activity or a probabilistic classifier that accepts use data being operated on via the specific activity and outputs an identifier of an activity to be performed as a next activity with a probability. The method comprises detecting performance of the specific activity, when the decision model for the specific activity includes the rule, automatically applying the rule, and when the decision model for the specific activity includes the probabilistic classifier and no applicable rule: executing the probabilistic classifier to obtain a list of candidate next activities and an associated list of probabilities.

Abstract: Disclosed is an apparatus for memory enhancement based on electroencephalogram according to one embodiment of the present invention. According to the present invention, it is possible to identify forgotten items during retrieval in a re-learning process based on a user's brain signals measured in an initial learning process by means of a brain signal measurement unit capable of measuring brain signals, and provide the user with repetitive learning depending on the user's electrophysiological characteristics, resulting in a more effective enhancement of memory.

Abstract: Glass ceramic material for the production of synthetic stones in fashion jewellery and jewellery, having excellent mechanical properties, chemical and heat resistance, harmless due to absence of lead, arsenic and cadmium compounds, available in a broad scale of colour designs, imitating faithfully natural precious stones thanks to high content of spinel crystalline phase and lowered content of SiO2, consisting of (in weight %): 20-40% SiO2, 1.5-10% B2O3, 20-35% Al2O3, 0.1-20% MgO, 0.1-20% ZnO, the content of MgO+ZnO being at least 10%, preferably also 0-15% TiO2, 0.1-15% ZrO2, the content of TiO2+ZrO2 being at least 5%, more preferably also 0-20% of colouring additives in the form of CoO, NiO, CuO, Fe2O3, MnO2, Cr2O3, V2O5, Pr2O3, CeO2, Nd2O3, Er2O3, AgO and Au.